.class1 {
	background: white;
	color: black;
	font-family: helvetica;
}

.class2 {
	background: black;
	color: white;
	font-family: Verdana;
}

div {
	margin-top: 10;
}

table {
	border: 2px;
}

td {
	padding: 4px;
	background-color: lightgray;
	color: black;
}

th {
	padding: 4px;
	background-color: green;
	color: white;
}

a {
	color: red;	
}